text: * Seuberlich, Erich: Liv- und Estlands älteste Apotheken. Beiträge zu deren Geschichte gesammelt und bearbeitet von Erich Seuberlich. Riga, Druck von F.W. Häcker 1912
  * [http://www.balthasar.ee/index.php?main=177 Website of the restaurant "Balthasar" on the second floor. Includes a short history of the pharmacy]
  * [http://www.mg.edu.ee/comenius/index.php?show=5&page=tallinn&lang=ENG History of the Pharmacy]
  * [http://www.folklore.ee/folklore/vol30/soukand.pdf R. Sõukand, A. Raal: Data on medicinal plants in Estonian folk medicine: collection, formation and overview of previous researches]
  * Miljan, Toivo, 2004: Historical Dictionary of Estonia. ([https://books.google.com/books?id=XKWRct15XfkC&dq=raeapteek&pg=PA105 limited preview])